July 2025 in “Scientific Reports” This study reported that fermented grapeseed oil may enhance hair permeability and improve strength and color retention in chemically treated hair compared to regular grapeseed or silicone oils.
8 citations
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January 2012 in “International journal of polymer analysis and characterization/IJPAC. International journal of polymer analysis and characterization/IJPAC. International journal of analysis and characterization” This study found that hydrogenated palm oil effectively conditions damaged hair by preventing water-induced swelling, with TOF-SIMS analysis showing that its component tripalmitin penetrates the hair's cuticle and outer cortex.
3 citations
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July 2023 in “Acta Biomaterialia” This study demonstrates that a bioinspired peptide, PepACS, can efficiently and safely perm hair by interacting with keratin's sulfhydryl group without compromising tensile strength, and it shows potential for hair repair and dyeing applications in the hair care industry.
5 citations
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December 2020 in “International journal of biological macromolecules” This study found that shikimic acid- and maleate-based hair repair agents modified the structure of hair fibers, though they did not increase disulfide bridge content in the hair cortex.
3 citations
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July 2023 in “Skin Research and Technology” This study found that instrumental measurement methods effectively verified the efficacy of hair care products in repairing slightly damaged hair, showing consistent results with sensory assessments of gloss and frizz, and offering benefits like accuracy and quantifiability.